MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code. It also features a link farm pointing to multiple compromised WordPress sites, indicating an attempt to distribute further payloads or conduct phishing. ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9448
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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External URI info PDF_URIPDF contains an external URL action
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://dom-nenilovo.ru/wp-content/plugins/super-forms/uploads/php/files/d78e0ff47216cc56330cb4fa08360c6e/jopuwofa.pdf In PDF document text
- http://pvsystreports.com/wp-content/plugins/super-forms/uploads/php/files/sh32o5arfim7s2sq5id4hibdq4/96472175768.pdfIn PDF document text
- https://termokingbt.com/ckfinder/userfiles/files/fagikimuxo.pdfIn PDF document text
- https://nobleanimalsanctuary.org/wp-content/plugins/super-forms/uploads/php/files/tmp/55241427451.pdfIn PDF document text
- http://sgpeo.pl/users//file/kubejazimesojananodugek.pdfIn PDF document text
- https://adiwirawanbali.com/wp-content/plugins/super-forms/uploads/php/files/17a0a9b3165436390cd029befe2d91fa/50522472672.pdfIn PDF document text
- http://taketty.xyz/js/ckfinder/userfiles/files/86673910913.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16084b52ea6724---57350088844.pdfIn PDF document text
- https://elesud.it/img_pagine/file/82378092304.pdfIn PDF document text
- http://kirks-pool.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076e57786ea9---84430099177.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fc82e85c64---98494696728.pdfIn PDF document text
- http://hochrainer-elsner.at/upload/files/xapelezonirilolunodozenu.pdfIn PDF document text
- http://reutlinger.pl/userfiles/file/nariduvalosexazisafi.pdfIn PDF document text
- http://kccmaul.com/files/files/masibuzukugifalotukavesa.pdfIn PDF document text
- https://malashealthcare.com/userfiles/files/vavivonejexebefuviwu.pdfIn PDF document text
- https://iamtimeshare.com/userfiles/file/14892274944.pdfIn PDF document text
- http://bochosushi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096f1923d935---83707636915.pdfIn PDF document text
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/b10000a1d7cc7e058a7befe88533e401/jorovuku.pdfIn PDF document text
- http://howsonfamilyreunion.com/clients/5/57/57b8fe7d350e782a16e6afc8bdcd6467/File/talakanikidiwivapumubat.pdfIn PDF document text
- http://jpind.pl/userfiles/file/nalela.pdfIn PDF document text
- http://tort-art.ru/userfiles/file/70063016347.pdfIn PDF document text
- https://spiuruguay.com/ckfinder/userfiles/files/3606210969.pdfIn PDF document text
- http://dabaizhongxue.com/upload_fck/file/2021-5-16/20210516152550592542.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=vadem%C3%A9cum+acad%C3%A9mico+de+medicamentos+pdf+gratisPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d29b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD29B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000eab2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAB2 | 11140 bytes |
SHA-256: dd82d66f11123d7345b10073c7d9d5811288ce68c5d63b709f449ec0672eaf9b |
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